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Code Issues Releases Wiki Activity

drm/i915: ppgtt debugfs info 

This was pretty usefull for debugging, might be useful for diagnosing
issues.

Reviewed-by: Ben Widawsky <ben@bwidawsk.net>
Tested-by: Chris Wilson <chris@chris-wilson.co.uk>
Tested-by: Eugeni Dodonov <eugeni.dodonov@intel.com>
Reviewed-by: Eugeni Dodonov <eugeni.dodonov@intel.com>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
This commit is contained in:
Daniel Vetter 2012-02-09 17:15:49 +01:00
parent 5eb719cdbe
commit 3cf17fc522
1 changed files with 38 additions and 0 deletions
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38
drivers/gpu/drm/i915/i915_debugfs.c
View File

@ -1447,6 +1447,43 @@ static int i915_swizzle_info(struct seq_file *m, void *data)
return 0;
}
static int i915_ppgtt_info(struct seq_file *m, void *data)
{
struct drm_info_node *node = (struct drm_info_node *) m->private;
struct drm_device *dev = node->minor->dev;
struct drm_i915_private *dev_priv = dev->dev_private;
struct intel_ring_buffer *ring;
int i, ret;
ret = mutex_lock_interruptible(&dev->struct_mutex);
if (ret)
return ret;
if (INTEL_INFO(dev)->gen == 6)
seq_printf(m, "GFX_MODE: 0x%08x\n", I915_READ(GFX_MODE));
for (i = 0; i < I915_NUM_RINGS; i++) {
ring = &dev_priv->ring[i];
seq_printf(m, "%s\n", ring->name);
if (INTEL_INFO(dev)->gen == 7)
seq_printf(m, "GFX_MODE: 0x%08x\n", I915_READ(RING_MODE_GEN7(ring)));
seq_printf(m, "PP_DIR_BASE: 0x%08x\n", I915_READ(RING_PP_DIR_BASE(ring)));
seq_printf(m, "PP_DIR_BASE_READ: 0x%08x\n", I915_READ(RING_PP_DIR_BASE_READ(ring)));
seq_printf(m, "PP_DIR_DCLV: 0x%08x\n", I915_READ(RING_PP_DIR_DCLV(ring)));
}
if (dev_priv->mm.aliasing_ppgtt) {
struct i915_hw_ppgtt *ppgtt = dev_priv->mm.aliasing_ppgtt;
seq_printf(m, "aliasing PPGTT:\n");
seq_printf(m, "pd gtt offset: 0x%08x\n", ppgtt->pd_offset);
}
seq_printf(m, "ECOCHK: 0x%08x\n", I915_READ(GAM_ECOCHK));
mutex_unlock(&dev->struct_mutex);
return 0;
}
static int
i915_debugfs_common_open(struct inode *inode,
struct file *filp)
@ -1788,6 +1825,7 @@ static struct drm_info_list i915_debugfs_list[] = {
{"i915_context_status", i915_context_status, 0},
{"i915_gen6_forcewake_count", i915_gen6_forcewake_count_info, 0},
{"i915_swizzle_info", i915_swizzle_info, 0},
{"i915_ppgtt_info", i915_ppgtt_info, 0},
};
#define I915_DEBUGFS_ENTRIES ARRAY_SIZE(i915_debugfs_list)